# SDR NACA2024061800001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 18, 2024
- Submitted: June 25, 2024
- Operation: Air carrier
- Aircraft: N399CM
- Make and model: Boeing 767323
- Aircraft serial: 25451
- Aircraft time: 112,077 hours, 19,432 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Valve
- Condition: Intermittent
- Location: Fwd E/E Bay
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NACA2024061800001

## Discrepancy

FWD EQUIP EXH VALVE INTERMITTENT. CAME ON DURING ENG START THEN WENT OUT PRIOR TO TAXI/TAKEOFF.  ACCOMPLISHED FIM 21-58-00 IAI SUPP FIG 105, FOUND OPEN GROUND AT PIN 4 K1005 AND V 12 VALVE. REPAIRED WIRE IAW SWPM 20-30-12, OPS TEST NORMAL.

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